n. v. Pyoo'bstash An act involving the sexual union of one's face to a partner's unshaven and recently naired genitals, wherebye irrattic movement betwixt mouth and pubic area dislodges weakened hair follicles which then bind to one's face in the form of a mustache and/or beard.
1- "Monica and me tried something new last night... have you ever heard of a pube-stache?"
2- "I passed out on Katie-Sue's couch yesterday night and woke up with a gnarly pube-stache"
3- "Where the hell were you last night?" - "I was at your mother's trying on a pube-stache"